'Multiple oxidation numbers' diaporamas de présentation

Chapter 10 & 7A

Chapter 10 & 7A . Ions Monatomic Ions Ion Formulas and Names. Ion Vocabulary. An ion is an atom or group of atoms that have a charge. A cation is a positive ion. An anion is a negative ion. 11 protons 11 electrons. 11 protons 10 electrons. Na +. Na. 17 protons 18 electrons.

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CHAPTER 7

CHAPTER 7. IONIC COMPOUNDS AND METALS. CHEMICAL BOND. A CHEMICAL BOND IS A FORCE THAT HOLDS TWO ATOMS TOGETHER. CAN FORM BETWEEN THE POSITIVE NUCLEUS OF ONE ATOM AND THE NEGATIVE ELECTRONS OF ANOTHER, OR BY THE ATTRACTION OF POSITIVE AND NEGATIVE IONS.

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Chapter 8

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CHEMICAL BONDING and CHEMICAL INTERACTIONS

CHEMICAL BONDING and CHEMICAL INTERACTIONS. PSc.2.2 OBJECTIVE: Understand chemical bonding and chemical interactions. Objectives. PSc.2.2.1 Infer valence electrons, oxidation number, and reactivity of an element based on its location on the Periodic Table. Bonding and Molecules.

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Chemical Names and Formulas

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Oxidation Numbers

Oxidation Numbers. Oxidation Number . A number equal to the charge that an atom would have if no electrons were shared but instead were possessed by the atom with the greatest electronegativity. Assigning Oxidations Numbers. 1. A pure element: zero.

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Writing Formulas and Naming Compounds

Writing Formulas and Naming Compounds. Review. What information is in a chemical formula? What chemical formulas do you already know? Do they represent ionic or covalent compounds?. Oxidation Numbers -Patterns.

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Monatomic Ions

Monatomic Ions. Ion Vocabulary. An ion is an atom or group of atoms that have a charge. A monatomic ion is an atom with a charge. The charge on the atom is called an oxidation number . A polyatomic ion is a group of atoms with a charge. A cation is a positive ion.

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